牙科医生在英语中被称为 "dentist"。这个词源自拉丁文 "dens",意思是 "tooth"。

例句:

I have a dentist appointment at 3 o'clock. (我有一个牙科预约在下午三点。)
I'm going to the dentist to get a filpng. (我要去牙科医生那里补牙。)
My dentist recommended that I get a root canal. (我的牙科医生建议我做根管治疗。)